Konrad Siwiński

73.20.Z - Market research and public opinion polling

47.91.Z - Intermediary retail sale, non-specialized

56.10.A - Food service activities

56.10.B - Food service activities

56.21.Z - Occasional preparation and delivery of food for external clients (occasional catering)

56.29.Z - Food service activities

56.30.Z - Beverage serving activities

62.01.Z - Activities related to programming, IT consulting, and related activities

63.12.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

66.19.Z - Other activities supporting financial services, excluding insurance and pension funds

70.21.Z - Head office activities and management consultancy

70.22.Z - Head office activities and management consultancy

72.19.Z - Scientific research and development activities

72.20.Z - Scientific research and development in social sciences and humanities

73.11.Z - Advertising agency activities

74.20.Z - Photographic activities

74.30.Z - Translation and interpretation activities

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

85.59.A - Foreign language education

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

90.03.Z - Creative activities and activities related to the staging of artistic performances